CN214118720U

CN214118720U - Opening and closing driving mechanism of flexible screen equipment

Info

Publication number: CN214118720U
Application number: CN202022858099.2U
Authority: CN
Inventors: 陳威仲; 董小慧; 万鹏程
Original assignee: Kunshan Kersen Science and Technology Co Ltd
Current assignee: Kunshan Kersen Science and Technology Co Ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-09-03
Anticipated expiration: 2030-12-02

Abstract

The utility model discloses an actuating mechanism that opens and shuts of flexible screen equipment, including two backup pads, two connect through a rotation module between the respective same one end of backup pad, still include two support shells that supply the backup pad embedding, two in the backup pad imbeds a support shell separately, correspond the backup pad that sets up and be provided with at least one shell fragment between the support shell, the shell fragment includes with backup pad or support shell fixed connection's supporting part and has a bellied elasticity portion, it has one and protruding assorted recess to open in support shell or the backup pad, and when two contained angle between the backup pad is 180 and when being in the expansion state, in the protruding embedding recess. The utility model discloses on the basis that realizes 0 ~180 opening and shutting, realized that flexible screen equipment expandes spacing to the position that opens and shuts under the state, guarantee the stability of equipment in the use, promote user experience.

Description

Opening and closing driving mechanism of flexible screen equipment

Technical Field

The utility model relates to an actuating mechanism that opens and shuts of flexible screen equipment belongs to electron product technology field.

Background

With the development of science and technology, the use requirements of users for electronic products are higher and higher, which leads to the functions of the electronic products to be more and more diversified, and there are many new forms of electronic products, such as electronic devices with flexible screens: two side end parts of the flexible screen are respectively connected to two parts of the electronic equipment which can rotate relatively, so that the display area is enlarged as much as possible.

Although the flexible screen can further optimize the performance of the electronic product, after the folding-out type flexible screen is used for a period of time, a central area of the folding-out type flexible screen is folded, and even touch insensitivity or failure can be caused, so that the user experience is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a flexible screen equipment open and shut actuating mechanism, this flexible screen equipment open and shut actuating mechanism on realizing 0 ~180 basis that opens and shuts, realized flexible screen equipment expansion state down spacing to the position that opens and shuts, guarantee the stability of equipment in the use, promote user experience.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the opening and closing driving mechanism of the flexible screen device comprises two supporting plates, wherein the same ends of the two supporting plates are connected through a rotating module, when the rotating module is in a closed state, the two supporting plates are superposed, so that an included angle between the two supporting plates is 0 degree, and when the rotating module is in an unfolded state, the two supporting plates are unfolded until the included angle between the two supporting plates is 180 degrees;

the support device is characterized by further comprising two support shells for the support plates to be embedded, the two support plates are respectively embedded into one support shell, a driving module is respectively connected with the support shells, the support plates and the rotating module and used for driving the support shells to slide in a reciprocating mode relative to the support plates, when an included angle between the two support plates is 0 degree, the support shells and the support plates are in a contraction state, and when an included angle between the two support plates is 180 degrees, the support shells and the support plates are in an extension state;

the rotating module further comprises a center stopping sheet, and a first rotating sheet and a second rotating sheet which are respectively positioned at two sides of the center stopping sheet, wherein one ends of the first rotating sheet and the second rotating sheet, which are respectively close to the center stopping sheet, are connected with the center stopping sheet through a first mandrel, so that the center stopping sheet, the first rotating sheet and the second rotating sheet can rotate around the corresponding first mandrels;

the driving module further comprises a first connecting rod, a fourth connecting rod, a fifth connecting rod and a third connecting rod, wherein one end of the first connecting rod is connected with the supporting shell, one end of the fourth connecting rod is connected with the third core shaft, one end of the fifth connecting rod is connected with one end of the third connecting rod through the second connecting rod, one end of the fifth connecting rod penetrates through the other end of the third connecting rod and is embedded into a track groove formed in the supporting plate, the other end of the fifth connecting rod is hinged with one end, far away from the third core shaft, of the fourth connecting rod, and a supporting shaft penetrates through the supporting plate and is embedded into a mounting hole formed in the middle of the second connecting rod, so that the second connecting rod can rotate around the axial direction of the supporting shaft;

the first installation piece and the second installation piece are correspondingly arranged on the first rotating piece and the second rotating piece, the first installation piece is sleeved on a first mandrel and a second mandrel which are connected with the first rotating piece, the second installation piece is sleeved on a first mandrel and a second mandrel which are connected with the second rotating piece, a first gear is fixedly installed on the second mandrels which are positioned between the first rotating piece and the first installation piece and between the second rotating piece and the second installation piece respectively, at least two second gears which are meshed with each other are rotatably installed between the first rotating piece and the first installation piece and between the second rotating piece and the second installation piece respectively, wherein the second gear which is close to the first gear is meshed with the first gear, the second gear which is far away from the first gear is meshed with a third gear, and two ends of the third gear are correspondingly sleeved on the two first mandrels;

at least one elastic sheet is arranged between the correspondingly arranged support plate and the support shell, the elastic sheet comprises a support part fixedly connected with the support plate or the support shell and an elastic part with a bulge, the support shell or the support plate is provided with a groove matched with the bulge, and when the included angle between the two support plates is 180 degrees and the support shell is in an unfolded state, the bulge is embedded into the groove.

The further improved scheme in the technical scheme is as follows:

1. in the above scheme, a spring is connected between the supporting part of the elastic sheet and the elastic part above the supporting part.

2. In the above scheme, the same ends of the supporting part and the elastic part of the elastic sheet are connected through a connecting part which is obliquely arranged.

3. In the above scheme, the elastic sheet is fixedly arranged on the supporting shell, and the supporting plate is provided with the groove for embedding the protrusion on the elastic sheet.

4. In the above scheme, the first mandrel is connected with the first installation piece, the second installation piece and the central stop piece through a check ring, and is used for limiting the movement of the first installation piece, the second installation piece and the central stop piece in the axial direction.

5. In the above scheme, the support shaft is rotatably connected with the support plate, and the support shaft is embedded into the mounting hole with the internal thread of the second connecting rod and is fixedly connected with the second connecting rod.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model discloses actuating mechanism that opens and shuts of flexible screen equipment, it can be on the basis that realizes that flexible screen equipment 0 ~180 opens and shuts, through backup pad and support relative movement between the shell, realize displacement compensation, make the length on the surface that the in-process that opens and shuts carries out the support to flexible screen remain unchanged, thereby the flexible screen of protection can not produce the crease after long-time the use, local regional touch failure's the condition such as can not appear yet, the life of extension flexible screen, improve user and use experience, still further guaranteed the path unanimous that opens and shuts at every turn, thereby guarantee the even atress of screen, avoid repeatedly opening and shutting the condition that the process screen produced the crease because of the atress is uneven.

2. The utility model discloses flexible screen equipment's actuating mechanism that opens and shuts, its backup pad that corresponds the setting is provided with at least one shell fragment with supporting plate or supporting shell fixed connection's supporting part and have a bellied elasticity portion, it has one and protruding assorted recess to open in supporting shell or the backup pad, works as two contained angle between the backup pad is 180 and when being in the expansion state, in the protruding embedding recess, realized flexible screen equipment expansion state down spacing to the position that opens and shuts, guarantee the stability of equipment in the use, promote user experience.

Drawings

Fig. 1 is a schematic structural view of the opening and closing driving mechanism of the flexible screen device of the present invention in an expanded state;

fig. 2 is a structural front view of the folding driving mechanism of the flexible screen device of the present invention in a folded state;

fig. 3 is a structural side view of the folding driving mechanism of the flexible screen device of the present invention in a folded state;

fig. 4 is a schematic structural diagram of a rotating module in the rotating shaft mechanism of the present invention;

fig. 5 is a schematic structural diagram of a driving module in the opening and closing driving mechanism of the flexible screen device of the present invention;

fig. 6 is a schematic structural view of a support plate in the opening and closing driving mechanism of the flexible screen device of the present invention;

fig. 7 is a schematic structural diagram ii of a rotating module in a rotating shaft mechanism of the electronic device according to the present invention;

fig. 8 is a partial structural sectional view of the electronic device according to the present invention in a folded state;

fig. 9 is a partial structural sectional view of the electronic device according to the present invention in an expanded state of the hinge mechanism;

fig. 10 is a schematic structural diagram of the elastic piece in the rotating shaft mechanism of the electronic device of the present invention.

In the above drawings: 1. a support plate; 2. a rotation module; 3. a support housing; 4. a drive module; 5. a central stop piece; 6. a first rotating piece; 7. a second rotating piece; 8. a first mandrel; 9. a second mandrel; 10. a third mandrel; 11. a first link; 12. a second link; 13. a third link; 14. a fourth link; 15. a fifth link; 16. a track groove; 17. a support shaft; 18. a first mounting piece; 19. a second mounting piece; 21. a first gear; 22. a second gear; 23. a third gear; 24. a retainer ring; 33. a spring plate; 34. a support portion; 35. a protrusion; 36. an elastic portion; 37. a groove; 38. a connecting portion.

Detailed Description

In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.

Example 1: the opening and closing driving mechanism of the flexible screen device comprises two supporting plates 1, wherein the same ends of the two supporting plates 1 are connected through a rotating module 2, when the rotating module 2 is in a closed state, the two supporting plates 1 are overlapped, so that an included angle between the two supporting plates is 0 degree, and when the rotating module 2 is in an unfolded state, the two supporting plates 1 are unfolded until the included angle between the two supporting plates is 180 degrees;

the support device is characterized by further comprising two support shells 3 for the support plates 1 to be embedded, the two support plates 1 are respectively embedded into one support shell 3, a driving module 4 is respectively connected with the support shells 3, the support plates 1 and the rotating module 2 and used for driving the support shells 3 to slide in a reciprocating mode relative to the support plates 1, when an included angle between the two support plates 1 is 0 degree, the support shells 3 and the support plates 1 are in a contraction state, and when an included angle between the two support plates 1 is 180 degrees, the support shells 3 and the support plates 1 are in an extension state;

the rotating module 2 further comprises a central stopping sheet 5, and a first rotating sheet 6 and a second rotating sheet 7 which are respectively positioned at two sides of the central stopping sheet 5, one end of each of the first rotating sheet 6 and the second rotating sheet 7 close to the central stopping sheet 5 is connected with the central stopping sheet 5 through a first mandrel 8, so that the central stopping sheet 5, the first rotating sheet 6 and the second rotating sheet 7 can rotate around the corresponding first mandrel 8, one ends of the first rotating sheet 6 and the second rotating sheet 7, which are far away from the central stopping sheet 5, are respectively connected with the supporting plate 1 through a second mandrel 9, the second mandrel 9 is relatively fixed with the supporting plate 1, the first rotating sheet 6 and the second rotating sheet 7 can rotate around the corresponding second mandrel 9, the first rotating sheet 6 and the second rotating sheet 7 are respectively and rotatably connected with a third core shaft 10 connected with the driving module 4;

the driving module 4 further comprises a first connecting rod 11 with one end connected with the supporting shell 3, a fourth connecting rod 14 with one end connected with the third mandrel 10, a fifth connecting rod 15 with one end connected with the supporting plate 1 in a sliding manner, and a third connecting rod 13, wherein the other end of the first connecting rod 11 is connected with one end of the third connecting rod 13 through a second connecting rod 12, one end of the fifth connecting rod 15 penetrates through the other end of the third connecting rod 13 and is embedded into a track groove 16 formed in the supporting plate 1, the other end of the fifth connecting rod 15 is hinged with one end of the fourth connecting rod 14 far away from the third mandrel 10, and a supporting shaft 17 penetrates through the supporting plate 1 and is embedded into a mounting hole formed in the middle part of the second connecting rod 12, so that the second connecting rod 12 can rotate around the axial direction of the supporting shaft 17;

the device is characterized by further comprising a first mounting piece 18 and a second mounting piece 19 which are arranged corresponding to the first rotating piece 6 and the second rotating piece 7, wherein the first mounting piece 18 is sleeved on a first mandrel 8 and a second mandrel 9 which are connected with the first rotating piece 6, the second mounting piece 19 is sleeved on the first mandrel 8 and the second mandrel 9 which are connected with the second rotating piece 7, at least two second gears 22 which are mutually meshed are respectively and fixedly mounted on the second mandrels 9 which are positioned between the first rotating piece 6 and the first mounting piece 18 and between the second rotating piece 7 and the second mounting piece 19, the second gears 22 which are close to the first gears 21 are meshed with the first gears 21, the second gears 22 which are far away from the first gears 21 are meshed with a third gear 23, two ends of the third gear 23 are correspondingly sleeved on the two first mandrels 8;

at least one elastic sheet 33 is arranged between the support plate 1 and the support shell 3 which are correspondingly arranged, the elastic sheet 33 comprises a support part 34 fixedly connected with the support plate 1 or the support shell 3 and an elastic part 36 with a protrusion 35, the support shell 3 or the support plate 1 is provided with a groove 37 matched with the protrusion 35, and when the included angle between the two support plates 1 is 180 degrees and the support plates are in an unfolded state, the protrusion 35 is embedded into the groove 37.

A spring is connected between the supporting part 34 of the elastic sheet 33 and the elastic part 36 above the supporting part;

the first core shaft 8, the first mounting piece 18, the second mounting piece 19 and the central stopping piece 5 are connected through a retaining ring 24, and are used for limiting the movement of the first mounting piece 18, the second mounting piece 19 and the central stopping piece 5 in the axial direction.

Example 2: the opening and closing driving mechanism of the flexible screen device comprises two supporting plates 1, wherein the same ends of the two supporting plates 1 are connected through a rotating module 2, when the rotating module 2 is in a closed state, the two supporting plates 1 are overlapped, so that an included angle between the two supporting plates is 0 degree, and when the rotating module 2 is in an unfolded state, the two supporting plates 1 are unfolded until the included angle between the two supporting plates is 180 degrees;

The same ends of the supporting part 34 and the elastic part 36 of the elastic sheet 33 are connected through a connecting part 38 which is obliquely arranged; the elastic sheet 33 is fixedly arranged on the supporting shell 3, and the supporting plate 1 is provided with the groove 37 for the protrusion 35 on the elastic sheet 33 to be embedded in;

the supporting shaft 17 is rotatably connected with the supporting plate 1, and the supporting shaft 17 is embedded into a mounting hole with internal threads of the second connecting rod 12 and is fixedly connected with the second connecting rod 12.

When the opening and closing driving mechanism of the flexible screen equipment is adopted, on the basis of realizing 0-180-degree opening and closing, displacement compensation is realized through relative movement between the supporting plate and the supporting shell, so that the length of the surface for supporting the flexible screen in the opening and closing process is kept unchanged, the flexible screen is protected from generating creases after being used for a long time, the situations of touch failure in local areas and the like are avoided, the service life of the flexible screen is prolonged, the use experience of a user is improved, the consistency of the path of opening and closing every time is further ensured, the uniform stress of the screen is ensured, and the situation that the creases are generated due to the uneven stress of the screen in the repeated opening and closing process is avoided;

in addition, it has realized that flexible screen equipment is spacing to the position that opens and shuts under the expansion state, guarantees the stability of equipment in the use, promotes user experience.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a flexible screen equipment's actuating mechanism that opens and shuts which characterized in that: the foldable support comprises two support plates (1), wherein the same ends of the two support plates (1) are connected through a rotating module (2), when the rotating module (2) is in a closed state, the two support plates (1) are overlapped, so that an included angle between the two support plates is 0 degree, and when the rotating module (2) is in an unfolded state, the two support plates (1) are unfolded until the included angle between the two support plates is 180 degrees;

the supporting device is characterized by further comprising two supporting shells (3) for the supporting plates (1) to be embedded, the two supporting plates (1) are respectively embedded into one supporting shell (3), a driving module (4) is respectively connected with the supporting shells (3), the supporting plates (1) and the rotating module (2) and used for driving the supporting shells (3) to slide in a reciprocating mode relative to the supporting plates (1), when an included angle between the two supporting plates (1) is 0 degree, the supporting shells (3) and the supporting plates (1) are in a contracting state, and when an included angle between the two supporting plates (1) is 180 degrees, the supporting shells (3) and the supporting plates (1) are in an extending state;

the rotating module (2) further comprises a center stopping sheet (5) and a first rotating sheet (6) and a second rotating sheet (7) which are respectively positioned at two sides of the center stopping sheet (5), wherein one ends of the first rotating sheet (6) and the second rotating sheet (7) close to the center stopping sheet (5) are respectively connected with the center stopping sheet (5) through a first mandrel (8), so that the center stopping sheet (5), the first rotating sheet (6) and the second rotating sheet (7) can rotate around the corresponding first mandrel (8), one ends of the first rotating sheet (6) and the second rotating sheet (7) far away from the center stopping sheet (5) are respectively connected with the support plate (1) through a second mandrel (9), the second mandrel (9) is relatively fixed with the support plate (1), and the first rotating sheet (6) and the second rotating sheet (7) can rotate around the corresponding second mandrel (9), the first rotating sheet (6) and the second rotating sheet (7) are respectively and rotatably connected with a third mandrel (10) connected with the driving module (4);

the driving module (4) further comprises a first connecting rod (11) with one end connected with the supporting shell (3), a fourth connecting rod (14) with one end connected with the third mandrel (10), a fifth connecting rod (15) and a third connecting rod (13) with one end connected with the supporting plate (1) in a sliding way, the other end of the first connecting rod (11) is connected with one end of the third connecting rod (13) through a second connecting rod (12), one end of the fifth connecting rod (15) penetrates through the other end of the third connecting rod (13) and is embedded into a track groove (16) formed in the supporting plate (1), the other end of the fifth connecting rod (15) is hinged with one end of the fourth connecting rod (14) far away from the third mandrel (10), a supporting shaft (17) passes through the supporting plate (1) and is embedded into a mounting hole arranged in the middle of the second connecting rod (12), so that the second link (12) is rotatable about the axial direction of the support shaft (17);

the gear rack is also provided with a first mounting piece (18) and a second mounting piece (19) which are arranged corresponding to the first rotating piece (6) and the second rotating piece (7), the first mounting piece (18) is sleeved on a first mandrel (8) and a second mandrel (9) which are connected with the first rotating piece (6), the second mounting piece (19) is sleeved on the first mandrel (8) and the second mandrel (9) which are connected with the second rotating piece (7), a first gear (21) is fixedly mounted on the second mandrel (9) which is positioned between the first rotating piece (6) and the first mounting piece (18) and between the second rotating piece (7) and the second mounting piece (19), at least two second gears (22) which are mutually meshed are respectively rotatably mounted between the first rotating piece (6) and the first mounting piece (18) and between the second rotating piece (7) and the second mounting piece (19), wherein, the second gear (22) close to the first gear (21) is meshed with the first gear (21), the second gear (22) far away from the first gear (21) is meshed with a third gear (23), and two ends of the third gear (23) are correspondingly sleeved on the two first mandrels (8);

at least one elastic sheet (33) is arranged between the corresponding supporting plate (1) and the supporting shell (3), the elastic sheet (33) comprises a supporting part (34) fixedly connected with the supporting plate (1) or the supporting shell (3) and an elastic part (36) with a protrusion (35), a groove (37) matched with the protrusion (35) is formed in the supporting shell (3) or the supporting plate (1), and when the included angle between the two supporting plates (1) is 180 degrees and is in an unfolding state, the protrusion (35) is embedded into the groove (37).

2. The opening and closing driving mechanism of the flexible screen device according to claim 1, characterized in that: a spring is connected between the supporting part (34) of the elastic sheet (33) and the elastic part (36) positioned above the supporting part.

3. The opening and closing driving mechanism of the flexible screen device according to claim 1, characterized in that: the same ends of the supporting part (34) and the elastic part (36) of the elastic sheet (33) are connected through a connecting part (38) which is obliquely arranged.

4. The opening and closing driving mechanism of the flexible screen device according to claim 1, characterized in that: the elastic sheet (33) is fixedly arranged on the supporting shell (3), and the supporting plate (1) is provided with a groove (37) for embedding the protrusion (35) on the elastic sheet (33).

5. The opening and closing driving mechanism of the flexible screen device according to claim 1, characterized in that: the first mandrel (8) is connected with the first installation piece (18), the second installation piece (19) and the central stop piece (5) through a check ring (24) and used for limiting the movement of the first installation piece (18), the second installation piece (19) and the central stop piece (5) in the axial direction.

6. The opening and closing driving mechanism of the flexible screen device according to claim 1, characterized in that: the supporting shaft (17) is rotatably connected with the supporting plate (1), and the supporting shaft (17) is embedded into a mounting hole with internal threads of the second connecting rod (12) and is fixedly connected with the second connecting rod (12).